- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 31/00 - Electric arc lamps
Patent holdings for IPC class H05B 31/00
Total number of patents in this class: 17
10-year publication summary
|
1
|
4
|
0
|
1
|
2
|
1
|
1
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ASM IP Holding B.V. | 2384 |
2 |
| Excelitas Technologies Corp. | 324 |
2 |
| Harman Professional Denmark ApS | 159 |
2 |
| Beijing E-town Semiconductor Technology, Co., Ltd | 302 |
2 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1259 |
2 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48214 |
1 |
| Joulwatt Technology (Hangzhou) Co. Ltd. | 43 |
1 |
| Robe Lighting, Inc. | 59 |
1 |
| ROBE Lighting s.r.o. | 148 |
1 |
| Ushio Denki Kabushiki Kaisha | 1205 |
1 |
| Ningbo Youming Electrical Appliance Co.,Ltd. | 8 |
1 |
| IML Hong Kong Limited | 32 |
1 |
| Other owners | 0 |